I was growing in rural area of comunist country when I get this computer more then 20 years ago. I was six years old back then and still remember playing with s

I was growing in rural area of comunist country when I get this computer more then 20 years ago. I was six years old back then and still remember playing with screwdriver alternating tapedeck to let games load. I was only person around who wants do to anything around programming and only manual was writen in German, language I was not able understand, so I was just retyping examples and try to figure out how it works.